Quantum-Si Incorporated Class A Share Price

Quantum-Si Incorporated Class A Share Price

QSI
$1.31
+$0.05 (3.56%) Last updated on 17 Sep, 2025 | 00:19 IST
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Quantum-Si Incorporated Class A Stock Performance

Open
$1.29
Prev. Close
$1.26
Circuit Range
N/A
Day Range
$1.25 - $1.32
Year Range
$0.61 - $5.77
Volume
1,03,842
Average Traded
$1.28

Quantum-Si Incorporated Class A Share Price Chart

$1.31
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About Quantum-Si Incorporated Class A

Quantum-Si incorporated, a life sciences company, engages in the development of single-molecule detection platform to enable Next Generation Protein Sequencing (NGPS). The company offers Platinum NGPS instrument that provides single molecule amino acid level resolution with a streamlined workflow, including automated data analysis that accessible to researchers in all laboratory types; Platinum Pro NGPS instrument, a single molecule amino acid resolution, which provides an enhanced user interface, cloud or on instrument data analysis and an available pro mode; Library preparation kits to prepare protein sample for sequencing; Barcoding Kits to optimize the workflow and performance of technology; and Sequencing Kits contains the reagents and consumables used to perform NGPS on the Platinum or Platinum Pro instrument. It also provides Platinum Analysis Software, a cloud-based solution that automates data analysis workflows and provides a user-friendly interface and visualization of the sequencing results. Its products are used in antibody characterization, biomarker identification, protein identification, protein variants, protein barcoding, and post translational modification analysis applications. Quantum-Si incorporated was founded in 2013 is headquartered in Branford, Connecticut.

Quantum-Si Incorporated Class A Historical Data

DayOpenCloseChange %
16-Sep-25
$1.29
$1.31
+0.00%
16-Sep-25
$1.29
$1.31
+3.56%
15-Sep-25
$1.21
$1.26
+6.75%
12-Sep-25
$1.22
$1.19
-2.07%
11-Sep-25
$1.12
$1.21
+8.52%
10-Sep-25
$1.13
$1.11
-3.04%
09-Sep-25
$1.06
$1.15
+9.00%

FAQs on Quantum-Si Incorporated Class A Share Price

Can I buy Quantum-Si Incorporated Class A shares in India?

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Yes. You can buy Quantum-Si Incorporated Class A in India by opening an international trading account.

What is the share price of Quantum-Si Incorporated Class A?

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As on 17 Sep '25, the share price of Quantum-Si Incorporated Class A QSI is $1.31. If you are investing from India, it is a good idea to check the current exchange rate and calculate the value in rupees before making your investment.

What is the 5 year returns of Quantum-Si Incorporated Class A?

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The 5 year returns of Quantum-Si Incorporated Class A is -86.83% as on 17 Sep '25.

What are the high & low stock price of Quantum-Si Incorporated Class A today?

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Quantum-Si Incorporated Class A stock price hit a high of $1.32 and low of $1.25 as on 17 Sep '25.

What is the 52-week high and low of Quantum-Si Incorporated Class A stock?

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The 52-week high of Quantum-Si Incorporated Class A stock is $5.77, while the 52-week low is $0.61 as on 17 Sep '25.